[  523.843698] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  523.861049] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  523.877517] br0: port 1(veth0) entered blocking state
[  523.877592] br0: port 1(veth0) entered disabled state
[  523.877669] veth0: entered allmulticast mode
[  523.877759] veth0: entered promiscuous mode
[  523.894056] br0: port 2(veth1) entered blocking state
[  523.894130] br0: port 2(veth1) entered disabled state
[  523.894188] veth1: entered allmulticast mode
[  523.894271] veth1: entered promiscuous mode
[  524.392661] br0: port 1(veth0) entered blocking state
[  524.392771] br0: port 1(veth0) entered forwarding state
[  524.392852] br0: port 2(veth1) entered blocking state
[  524.392904] br0: port 2(veth1) entered forwarding state
[  525.880658] bond0: (slave veth1): link status definitely up
[  525.880749] bond0: (slave veth1): making interface the new active one
[  525.880811] bond0: active interface up!
[  526.013284] veth1: left allmulticast mode
[  526.013344] veth1: left promiscuous mode
[  526.013396] br0: port 2(veth1) entered disabled state
[  526.013518] veth0: left allmulticast mode
[  526.013559] veth0: left promiscuous mode
[  526.013613] br0: port 1(veth0) entered disabled state
[  526.038966] bond0: (slave veth1): Releasing backup interface
[  526.046888] bond0: (slave veth0): Releasing backup interface
[  526.076906] bond0 (unregistering): Released all slaves